精品学习网商务英语考证频道为大家搜集整理了商务英语高级相关知识内容，具体内容如下：
2013年实用商务英语信件套话(3)：请原谅回信延迟
请原谅我的回信延迟……，等：
1. Please excuse my late reply to your very friendly letter of March 1.
2. I hope you will forgive me for not having written you for so long.
3. I hope you will excuse me for not having replied to you until today.
4. I humbly apologize you for my delay in answering to your kind letter of May 5.
5. I have to (must) apologize you for not answering your letter in time.
6. I must ask you to kindly accept our excuses, late as they are.